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Standard XII
Physics
Physical Quantities
Two point P...
Question
Two point
P
1
and
P
2
are at distances 'r' and 3r respectively from a point charge. What is the ratio of electric field intensities at these points
P
1
and
P
2
?
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Solution
at
P
1
E
1
=
K
Q
r
2
at
P
2
E
2
=
K
Q
q
r
2
⇒
E
1
E
2
=
9
:
1
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